291663720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{270059}}^1$

素因数の和:270079

約数の個数: 64

約数和(自身を含む): 972216000

約数和(自身を除く): 680552280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 270059, 540118, 810177, 1080236, 1350295, 1620354, 2160472, 2430531, 2700590, 3240708, 4050885, 4861062, 5401180, 6481416, 7291593, 8101770, 9722124, 10802360, 12152655, 14583186, 16203540, 19444248, 24305310, 29166372, 32407080, 36457965, 48610620, 58332744, 72915930, 97221240, 145831860, 291663720]

約数ペア:

[(1, 291663720), (2, 145831860), (3, 97221240), (4, 72915930), (5, 58332744), (6, 48610620), (8, 36457965), (9, 32407080), (10, 29166372), (12, 24305310), (15, 19444248), (18, 16203540), (20, 14583186), (24, 12152655), (27, 10802360), (30, 9722124), (36, 8101770), (40, 7291593), (45, 6481416), (54, 5401180), (60, 4861062), (72, 4050885), (90, 3240708), (108, 2700590), (120, 2430531), (135, 2160472), (180, 1620354), (216, 1350295), (270, 1080236), (360, 810177), (540, 540118), (1080, 270059)]